210101220201011 has 2 divisors, whose sum is σ = 210101220201012. Its totient is φ = 210101220201010.

The previous prime is 210101220200903. The next prime is 210101220201049. The reversal of 210101220201011 is 110102022101012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 210101220201011 - 2³⁸ = 209826342294067 is a prime.

It is not a weakly prime, because it can be changed into another prime (210101220281011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105050610100505 + 105050610100506.

It is an arithmetic number, because the mean of its divisors is an integer number (105050610100506).

Almost surely, 2^{210101220201011} is an apocalyptic number.

210101220201011 is a deficient number, since it is larger than the sum of its proper divisors (1).

210101220201011 is an equidigital number, since it uses as much as digits as its factorization.

210101220201011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 210101220201011 its reverse (110102022101012), we get a palindrome (320203242302023).

The spelling of 210101220201011 in words is "two hundred ten trillion, one hundred one billion, two hundred twenty million, two hundred one thousand, eleven".